// @ts-nocheck
var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');

var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');
const UserRouter = require('./routes/admin/UserRouter');
const NewsRouter = require('./routes/admin/NewsRouter');
const ProductRouter = require('./routes/admin/ProductRouter');

const webNewsRouter = require('./routes/web/NewsRouter');
const WebProductRouter = require('./routes/web/ProductRouter');
const JWT = require('./utils/JWT');

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', indexRouter);
app.use('/users', usersRouter);
/* 放到这里是不需要token就可以获取资料 */
app.use(webNewsRouter);
app.use(WebProductRouter);

/*
*webApi网页端系统
*adminApi后台系统
*/

app.use((req, res, next) => {
  /* token过期，返回401；token有效，next() */
  if (req.url === '/adminApi/user/login') {
    next()
    return
  }
  const token = req.headers['authorization'].split(' ')[1]
  if (token) {
    var payload = JWT.verify(token)//解密原来的token
    if (payload) {
      const newToken = JWT.generate({
        _id: payload._id, username: payload.username
      }, '1d');
      res.header('Authorization', newToken);//token刷新
      next()
    } else {
      res.status(401).send({ errCode: '-1', errInfo: 'token过期' })
    }
  }
})
app.use(UserRouter);
app.use(NewsRouter);
app.use(ProductRouter);

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  next(createError(404));
});

// error handler
app.use(function (err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
